Home / 33,896.52-46,780.74-20,977.56

Finding the Fourth Proportional to 33,896.52, 46,780.74 and 20,977.56

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Solution

The fourth proportional to 33,896.52, 46,780.74 and 20,977.56 is: 28,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,896.52 : 46,780.74 = 20,977.56 : x
  2. Step 2: Convert to fraction form
    33,896.52/46,780.74 = 20,977.56/x
  3. Step 3: Cross multiply
    33,896.52x = 46,780.74 × 20,977.56
  4. Step 4: Simplify right side
    33,896.52x = 981,345,780.19
  5. Step 5: Solve for x
    x = 981,345,780.19/33,896.52
  6. Step 6: Final answer
    x = 28,951.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.